/*
 * Copyright [2021-present] [ahoo wang <ahoowang@qq.com> (https://github.com/Ahoo-Wang)].
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *      http://www.apache.org/licenses/LICENSE-2.0
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package me.ahoo.cosky.mirror

/**
 * Mirror.
 *
 * @author ahoo wang
 */
interface Mirror {
    val source: String
    val target: String
    fun markRegisterSource(metadata: MutableMap<String, String>) {
        metadata[MIRROR_SOURCE] = source
    }

    fun shouldRegister(metadata: Map<String, String>): Boolean {
        return target != metadata[MIRROR_SOURCE]
    }

    companion object {
        const val MIRROR_SOURCE = "cosky.mirror.source"
        const val MIRROR_SOURCE_NACOS = "nacos"
        const val MIRROR_SOURCE_COSKY = "cosky"
    }
}
